
Struttura Atomica e Tavola Periodica
Quiz
•
Others
•
10th Grade
•
Hard
Elena Mauro
Used 2+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual è la struttura di base di un atomo?
Nucleo circondato da protoni e neutroni
Nucleo centrale di protoni e neutroni circondato da elettroni in orbite
Nucleo centrale di elettroni circondato da protoni e neutroni
Elettroni al centro circondati da protoni e neutroni
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual è la carica elettrica di un protone?
+2.0 x 10^-19 C
-1.6 x 10^-19 C
+1.6 x 10^-19 C
+1.0 x 10^-19 C
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quanti neutroni ha un atomo di elio con numero atomico 4?
2
3
1
5
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cosa rappresenta il numero atomico di un elemento?
Il numero di neutroni presenti nel nucleo di un atomo
Il numero di protoni presenti nel nucleo di un atomo
Il numero di elettroni presenti nel nucleo di un atomo
Il peso atomico dell'elemento
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual è l'unità di misura dell'atomic mass?
unità di misura atomica (uma)
unità di massa atomica unificata (u) o dalton (Da)
chilogrammo (kg)
grammo (g)
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quale elemento ha un atomic mass di circa 1?
Ossigeno
Idrogeno
Azoto
Carbonio
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quanti elettroni ha un atomo neutro di calcio?
24
20
22
18
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